The ethereum price has struggled to achieve a new all-time high and break the $485 mark. Today, the ethereum price rose significantly, as the price of ethereum surpassed $450 while Bitcoin $9679. Price surge For any leading cryptocurrency such as bitcoin and ethereum is likely triggered by a sudden movement of large sums of capital from one cryptocurrency to the other.
"To be sure, the price of ethereum will likely continue to surge throughout December 2017 - January 2018".
Not totally strong or not in stable because it changing each value every now and then. But if it is continuing each rising value maybe somehow it will going strong just like BTC.